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- Weight average relative molecular mass, polydispersity and gel permeationchromatograms during the degradation process were obtained. 发现聚合单元为随机分布的壳聚糖样品，其降解是均匀的；
- Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight. 不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150，000-350，000。
- Different grades of crystal polystyrene molding pellets range from 150, 000 to 350, 000 weight average molecular weight. 不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000-350,000。
- To determine the number average molecular mass of chitosan-oligosaccharide by u-sing the acetylacetone s method based on the color-producing reaction with amino terminal . 采用乙酰丙酮与氨基端反应的生色原理,将乙酰丙酮法应用于甲壳胺寡糖数均分子量的测定。
- The weight average molecular weights for the three fish gelatins are given in Table 4. 这三种鱼胶的重均分子量在表四中给出。
- Determination of number average molecular mass of chitosan-oligosaccharide by acetylacetone method 乙酰丙酮法测定甲壳胺寡糖数均分子量
- Keywords acetylacetone method;chitosan-oligosaccharide;number average molecular mass;HPLC;K3Fe（CN）6 method; 关键词乙酰丙酮法;甲壳胺寡糖;数均分子量;HPLC;铁氰化钾法;
- Keywords Weight average molecular weight;Nonlinear polycondensates;Method of mathe-matical expectation; 重均分子量;非线型缩聚物;数学期望法;
- The mass loss were similar to those in vitro, and molecular weight changes were the same to those in vitro,but the number average molecular weight did not fit the Pitt?s model. PDLLA膜体内降解重量保持率类似体外，虽然体内的数均分子量不符合Pitt动力学模型，但两条件下分子量变化一致。
- weight average molecular weight 重量平均分子量
- The relative molecular mass of lanolin is 778 by the method of VPO. 采用VPO法测定羊毛脂的数均相对分子质量为778。
- The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the... 未反应的四氢呋喃经适当处理后可以回收循环使用。
- CD24 is a heavily glycosylated protein with low molecular mass. CD24是一种低分子质量高度糖基化的蛋白质。
- Objective:To determine the distribution of weight averag e molecular weight in the Phytolacca acinosa Roxb. 目的:测定商陆多糖的重均相对分子质量。
- The average molecular weight and bromine number were used to calculate weightpercent of olefine in petroleum products. 本文提出了由油品平均分子量和溴值计算油品的烯烃百分含量的方法。
- The average molecular weight, critical state parameters and acentric factor of the two kinds of coal liquids were calculated as details. 本论文还根据以上基本性质详细计算了神华煤和胜利煤液化油各窄沸点馏分的平均分子量、临界性质和偏心因子。 计算平均分子量考察了七种关联式，推荐采用Gray推荐式等三种关联式。
- Abstract： CD24 is a heavily glycosylated protein with low molecular mass. 摘要： CD24是一种低分子质量高度糖基化的蛋白质。
- This method was compared with that of desulfonation GC and the relative deviation of LAS average molecular weight is less than 0.1%. 所测得的烷基苯磺酸的平均相对分子质量与气相色谱法相比;相对偏差不大于0.;1%25。
- General expressions of molecular parameters, such as the number and the weight average degrees of polymerization and the polydispersity index, were derived. 重均分子量和多分散指数在稳态条件下的通解。上述通解普适于各种不同的两物种体系，只是通解中的系数随反应机理的不同而异。
- A hindered polyetherketone endcapped with p (t butyl)phenol was synthesized. 1H NMR technique was used to seek for the number average molecular weight of this new polymer. 以对叔丁基苯酚为封端剂，合成带烷端基的多苯基取代联苯型聚醚酮，测定其1H－NMR谱，根据链中芳环质子共振峰与链端基质子峰积分强度比求解分子量。
